records centerAn area for lower-cost storage, maintenance, and reference use of semiactive records pending their ultimate disposition
records coordinatorIndividual responsible for coordinating records management activities within a department and acting as liaison between the department and the records…
records creationthe recording of information on or in any medium.
records disposition authorizationthe formal, recorded approval of a decision to retain or to destroy a record or set of records, together with the justification for that decision; and, it…
records disposition schedulea list of records or record series and the terms for which each must be retained in the control of their originating office before being transferred to…
records inventoryA detailed listing that includes the types, locations, dates, volumes, equipment, classification systems, and usage data of an organization's records in…
records lifecycleAn archival concept that describes the lifespan of a record, from its creation or receipt to its final disposition.
records lifecycle dataAll data collected by NARA that pertains to the records throughout their lifecycle.
records lifecycle transactionAn activity performed on documentary material in their existence that changes their status in the records lifecycle.
records managementRecords Management is the planning, controlling, directing, organizing, training, promoting and other managerial activities involving the lifecycle of…
records management analystThe agency person responsible for operation of an agencywide records management program.
records management manualA publication that defines the scope of the records management program, its authority, the services it provides, and an introduction to concepts
records management programthe systematic, accountable application of records management to the records of any state or local agency.
records managerThe records manager is responsible for the implementation of a records management program in keeping with the policies and procedures that govern that…
records migrationthe transmission of records from one electronic processing system to another, whether from a prior system to a successor system or from one contemporary…
records officerIn Utah, an agency-appointed person whose responsibilities include the development and oversight of records management programs and who serves as the…
records protectionsafeguarding of records against unauthorized access, theft, intentional or unintentional destruction, damage, or alteration
records retentionthe holding or keeping of records and maintaining them in good condition and readily accessible for agency use and/or public inspection.
Records Retention ScheduleA plan for the management of records, listing types of records and how long they should be kept; the purpose is to provide continuing authority to dispose…
records seriesA group of related records filed/used together as a unit and evaluated as a unit for retention purposes, e.g.
records storage boxA box that is normally used to hold approximately one cubic foot of records and that measures 10 in. x 12 in. x 15 in
records surveyA broad overview of the quantity and type of records within an organization, which is usually completed prior to a detailed inventory See also records…
records transmissionany transfer, communication, broadcast, or publication of any record, any part of any record, or any group of records or any simulations or copies thereof…
RecoveryRestoration or return to health from sickness.
Recovery ClusterA cluster on which recovery of a package takes place following a failure on the cluster.
Recovery ConsoleA command-line interface that provides a limited set of administrative commands that are useful for repairing a computer.
recovery keyA key that is used for recovering data that is encrypted on a BitLocker volume. This key is cryptographically equivalent to a startup key.
recovery logThe log where the quorum resource stores data. This data is maintained by the clustering software.
recovery modeA mode in which BitLocker Drive Encryption prevents access to the encrypted drive, either because the system components have changed or because it needs…
recovery packageThe package that takes over on the Recovery Cluster in the event of a failure on the cluster.
recovery passwordFor BitLocker Drive Encryption, a numerical password that consists of 48 digits divided into 8 groups.
recovery password fileA BitLocker Drive Encryption file that uses the naming convention: .bek (including the BitLocker .
recovery procedure[The] action[s] necessary to restore data files of an information system (IS) and computational capability after a system failure. [INFOSEC-99]. 2.
RecreationRecreational opportunities at more than 1,900 federal recreation sites managed by the Bureau of Reclamation and other federal agencies can be found at the…
rectificationThe process by which an image or grid is converted from image coordinates to real-world coordinates.
recursionRecursion results from a method being invoked when an existing call to the same method has not yet returned.
RED[The] designation applied to information systems, and associated areas, circuits, components, and equipment in which national security information is…
RED signal[A] Telecommunications or automated information system signal that would divulge classified information if recovered and analyzed. [NIS] 2.
RED/BLACK concept[The] Separation of electrical and electronic circuits, components, equipment, and systems that handle national security information (RED), in electrical…
Red/Blue ExchangeA process to identify and define potential countermeasures that would degrade aspects of ballistic missile defense.
redactionA portion of an image or document is intentionally concealed to prevent disclosure of specific portions.
REDCAPReal-time Electromagnetic Digitally Controlled Analyzer and Processor (USAF term).
RedirectA method of alerting browsers and search engines that a page location moved. 301 redirects are for permanent change of location and 302 redirects are used…
redirecting number (RN)A set of digits and related indicators (type of number, numbering plan identification, screening indicator, presentation indicator) that provide numbering…
RedirectionA system profile construction method of starting at a base platform and adding new services by allowing a service component to ask the base platform to…
RedoutThe degradation of infrared sensor resolution due to high-altitude nuclear bursts.
RedshiftA change in the frequency or wavelength of light. This can arise from motion of the source (Doppler shift), expansion of space, or strong gravitational…
reduced carrier single-sideband emissionA single-sideband emission in which the degree of carrier suppression enables the carrier to be reconstituted and to be used for demodulation. [NTIA] [RR]
reduced carrier transmissionA form of amplitude-modulation in which the carrier is transmitted at a controlled level below that which is required for demodulation, but at a level…
reducerAn executable in the MapReduce process that uses the intermediate results from the mapper and processes them into the final output.
reduction ratiorelationship between the dimensions of the original or master and the corresponding dimensions of the microfilmed or photocopied image
RedundancyThe inclusion of duplicate or alternate system elements to improve operational reliability by ensuring continued operation in the event that a primary…
redundancy checkA method of verifying that any redundant hardware or software in a communication system is in an operational condition. 2.
redundant array of independent disks (RAID)NetApp appliances use RAID 4, which protects against disk failure by computing parity information based on the contents of all the disks in the array.
redundant codeA code using more signal elements than necessary to represent the intrinsic information. Note: The redundancy may be used for error-control purposes.
redundant valueThe value of a data type that has no use or meaning within a particular context.
ReengineeringThe process of examining, altering, and re-implementing an existing computer system to reconstitute it in a new form.
reentrant entity beanAn entity bean that can handle multiple simultaneous, interleaved, or nested invocations that will not interfere with each other.
ReentryThe return of objects originally launched from earth, into the atmosphere.
Reentry AngleElevation angle of velocity vector relative to local horizontal plane when reentering object reaches 92km.
Reentry PhaseThat portion of the trajectory of a ballistic missile or space vehicle where there is a significant interaction of the vehicle and the earths atmosphere.
Reentry Vehicle (RV)(1) Reentry vehicles are objects containing nuclear warheads. They are released from the last stage of a booster rocket or from a post-boost vehicle early…
refer equitiesFor material which NARA does not have the authority to declassify, the process of consulting with, and requesting declassification authority and…
referenceA document that discloses subject matter that is material to a determination of the patentability of a claimed invention. MPEP 2126, MPEP 2126.
reference analysisA statistical breakdown of requests for records during a specific period to determine usage of individual types of records
reference antennaAn antenna that may be real, virtual, or theoretical, and has a radiation pattern that can be used as a basis of comparison with other antenna radiation…
reference black level[In television,] The level corresponding to the specified maximum excursion of the luminance signal in the black direction. [47CFR]
reference circuitA hypothetical circuit of specified equivalent length and configuration, and having a defined transmission characteristic or characteristics, used…
reference clockA clock with which another clock is compared. 2. A clock, usually of high stability and accuracy, used to govern a network of mutually synchronized clocks…
reference color spaceThe geometric representation of colors in three-dimensional space. [CIE 845-03-25] Note: There are three reference spaces recognized by ISO 8613: CMYK…
reference configurationIn ISDN, a combination and arrangement of functional groups and reference points that reflect possible network topology.
reference data transferan information transfer between two server application processes acting cooperatively on instructions from a third application process.
reference fileA file containing non-record copies of documents that is maintained for information purposes See also convenience file and working file.
reference frequencyA standard fixed frequency from which operational frequencies may be derived or with which they may be compared.
reference materialsItems needed in-house to complete work, usually considered as non-records and not included in a records inventory or on a records retention schedule
reference modelA set of conventions and concepts, mutually agreed upon between the information system user and provider communities [POSIX.0].
Reference MonitorThe security engineering term for IT functionality that 1) controls all access, 2) cannot be by-passed, 3) is tamper-resistant, and 4) provides confidence…
reference monitor concept1. An access control concept that refers to monitoring of all accesses to objects by subjects [CESG]. 2.
reference monitoringAn access control concept utilizing an abstract machine to mediate all access to objects by subjects.
reference noiseThe magnitude of circuit noise chosen as a reference for measurement. Note: Many different levels with a number of different weightings are in current…
reference pointIn ISDN, a logical point between two, nonoverlapping functional groups. Note: When equipment is placed at a reference point, that reference point is…
reference surfaceIn optical-fiber technology, that surface of an optical fiber that is used to contact the transverse-alignment elements of a component such as a connector…
reference validation mechanism[The] Portion of a trusted computing base whose normal function is to control access between subjects and objects and whose correct operation is essential…
reference waveformThe artificially generated time history of an earthquake, derived from the histories of many actual earthquake accelerometers.
reference white level[In television,] The level corresponding to the specified maximum excursion of the luminance signal in the white direction. [47CFR]
referentWhatever a reference refers to, which may or may not have a name. Common types of referents include scalars, arrays, hashes, and subroutines.
referential integrityThe capability to ensure that changes to one table that affect other tables are transmitted to those other tables.
Referral FeesFees paid in exchange for delivering a qualified sales lead or purchase inquiry.
ReferrerThe URL of the web page from which a visitor came. The server's referrer log file will indicate this.